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Finding the Fourth Proportional to 29,713.14, 44,572.05 and 8,653.51

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Solution

The fourth proportional to 29,713.14, 44,572.05 and 8,653.51 is: 12,980.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,713.14 : 44,572.05 = 8,653.51 : x
  2. Step 2: Convert to fraction form
    29,713.14/44,572.05 = 8,653.51/x
  3. Step 3: Cross multiply
    29,713.14x = 44,572.05 × 8,653.51
  4. Step 4: Simplify right side
    29,713.14x = 385,704,680.40
  5. Step 5: Solve for x
    x = 385,704,680.40/29,713.14
  6. Step 6: Final answer
    x = 12,980.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.